<!DOCTYPE html>
<html lang="en" xmlns:th="http://www.thymeleaf.org">
<head>
    <meta charset="UTF-8">
    <title>测试文件上传和下载</title>
</head>
<body>
<a th:href="@{/testDown}">文件下载</a><br>
<form th:action="@{/testUp}" method="post" enctype="multipart/form-data">
    头像:<input type="file" name="photo"><br>
    <input type="submit" value="上传">
</form>
</body>
</html>